The DECON/pak Portable Decontamination System is a self-contained agent proportioning and rinse application system developed specifically for gross decontamination of firefighting personnel and equipment. Injecting a variety of approved PPE gross decontamination cleaning agents from 0.1% to 0.5%, the rugged green 2.5 gal. (9.5 l) concentrate tank is supplied by a pressurized 1” or 1 ½" (25 or 38 mm) hoseline.